Board Thread:Traders' Board/@comment-27248965-20170525161020/@comment-31386746-20170528225825

Rotom is not a legendary or a mythical because for 2 reasons:

1. Its base stat total is 420 and in its formes, it is 520. We know that mythicals and legendaries have atleast a base stat total of 600.

2. It can breed with ditto and get a result of ANOTHER ROTOM.